Set doc_values to true for all dynamic fields in the logstash template

gistfile1.txt

{
    "template" : "logstash-*",
    "settings" : {
      "index.refresh_interval" : "5s",
      "index.query.default_field": "message"
    },
    "mappings" : {
      "_default_" : {
        "dynamic_templates" : [ {
          "string_fields" : {
            "mapping" : {
              "index" : "analyzed",
              "omit_norms" : true,
              "type" : "string",
              "fields" : {
                "raw" : {
                  "ignore_above" : 256,
                  "index" : "not_analyzed",
                  "type" : "string",
                  "doc_values" : true
                }
              }
            },
            "match_mapping_type" : "string",
            "match" : "*"
          }},
          {
              "other_fields" : {
                 "match":              "*",
                 "match_mapping_type": "*",
                 "mapping": {
                    "doc_values" : true
                 }
              }
          }
        ],
        "_all" : {
          "enabled" : false
        },
        "properties" : {
          "geoip" : {
            "path" : "full",
            "dynamic" : true,
            "type" : "object",
            "properties" : {
              "location" : {
                "type" : "geo_point",
                "doc_values" : true
              }
            }
          },
          "@version" : {
            "index" : "not_analyzed",
            "type" : "string",
            "doc_values" : true
          }
        }
      }
    }
}